128942760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1074523}}^1$

素因数の和:1074537

約数の個数: 32

約数和(自身を含む): 386828640

約数和(自身を除く): 257885880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1074523, 2149046, 3223569, 4298092, 5372615, 6447138, 8596184, 10745230, 12894276, 16117845, 21490460, 25788552, 32235690, 42980920, 64471380, 128942760]

約数ペア:

[(1, 128942760), (2, 64471380), (3, 42980920), (4, 32235690), (5, 25788552), (6, 21490460), (8, 16117845), (10, 12894276), (12, 10745230), (15, 8596184), (20, 6447138), (24, 5372615), (30, 4298092), (40, 3223569), (60, 2149046), (120, 1074523)]